6990885

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 13703040

約数和(自身を除く): 6712155

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 99, 145, 165, 261, 319, 435, 487, 495, 957, 1305, 1461, 1595, 2435, 2871, 4383, 4785, 5357, 7305, 14123, 14355, 16071, 21915, 26785, 42369, 48213, 70615, 80355, 127107, 155353, 211845, 241065, 466059, 635535, 776765, 1398177, 2330295, 6990885]

約数ペア:

[(1, 6990885), (3, 2330295), (5, 1398177), (9, 776765), (11, 635535), (15, 466059), (29, 241065), (33, 211845), (45, 155353), (55, 127107), (87, 80355), (99, 70615), (145, 48213), (165, 42369), (261, 26785), (319, 21915), (435, 16071), (487, 14355), (495, 14123), (957, 7305), (1305, 5357), (1461, 4785), (1595, 4383), (2435, 2871)]